Born ‎17-10-1867 Gouda, Netherland, died ‎28-11-1928 Arnhem, Netherland‎, 60 or 61 years. Son of Abraham de Leeuw and Esther Monasch‏

Born ‎3-12-1868 Hoogeveen-Drenthe,Netherland, died ‎9- Jun 1941 Groningen-Groningen, Netherland‎, 72 or 73 years. Daughter of Isaac Kolthoff/ Kroo and Floretta van Essen/ Broekhuize‏